Add 54/12 and 16/20
1st number: 4 6/12, 2nd number: 16/20
54/12 + 16/20 is 53/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
54/12 = 54 × 5/12 × 5 = 270/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
16/20 = 16 × 3/20 × 3 = 48/60 - Add the two like fractions:
270/60 + 48/60 = 270 + 48/60 = 318/60 - 318/60 simplified gives 53/10
- So, 54/12 + 16/20 = 53/10
In mixed form: 53/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+32/20 54/24+16/20 54/12+16/40 54/12+48/20 54/36+16/20 54/12+16/60 54/12+80/20 54/60+16/20 54/84+16/20